Cannabis in Washington
Cannabis laws change. This page summarizes the current rules in Washington for adults 21 and older — what's legal, what isn't, possession limits, home cultivation, and where to buy.
Regulator: Washington State Liquor and Cannabis Board
Recreational
Legal
Medical
Legal
CBD
Legal
Home Grow
Allowed
Recreational Use in Washington
Recreational use is legal in Washington since 2012. Adults can possess up to 1 oz flower, 7g concentrate. Retail sales began in 2014.
Adults 21 and older can legally purchase cannabis from licensed retailers in Washington. Sales are regulated by the Washington State Liquor and Cannabis Board. All product sold by licensed retailers is lab-tested for potency and contaminants. Identification is required at purchase.
Medical Cannabis in Washington
Medical cannabis is legal in Washington since 1998. Licensed dispensaries are operating.
Patients enrolled in the Washington program must meet state-specified qualifying conditions and obtain a registry card from the Washington State Liquor and Cannabis Board. Program rules cover possession amounts, caregiver designations, and reciprocity with out-of-state cards.
Home Cultivation
Home cultivation is permitted in Washington. Plant limit: 15 per adult. Medical patients only. Recreational cannot home grow.
Hemp-Derived CBD
CBD is legal in Washington. Higher-THC products are available with the appropriate license.
Hemp-derived CBD products with THC at or below 0.3% are federally legal under the 2018 Farm Bill. State rules add their own restrictions on labeling, lab testing, and retail. See the CBD page for Washington.
AT A GLANCE
- State
- Washington (WA)
- Recreational legal since
- 2012
- Possession limit (21+)
- 1 oz flower, 7g concentrate
- Regulator
- Washington State Liquor and Cannabis Board
Initiative 502 passed 2012. One of first rec states.
21+ Only
For use only by adults 21 years of age or older. Keep out of reach of children. Do not drive a motor vehicle while under the influence of cannabis.
© 2026 Dr. Greenthumb's. All rights reserved. Cannabis affects everyone differently. Individual experiences may vary.